go to vaginosis.com and check what Dr. James Christian has to say. I have suffered with this some off and on and his article was the best. It is likely cause from one naturally occuring bacteria being over populated in your... well you know. If you read the whole article, it shows a chart where in the U.K., they tried several meds and douches and the success rate and I followed one of the douche formulas and it did work. And you should eat alot of yogurt. Hope this helps, it sure did for me. It may be bacterialvaginosis.com, but, i think it is vaginosis.com, make sure it is from Dr. James Christian and you will have the right one and not some ad for some crap they are selling on the "net.